Upstream http://cl/374930792

Polymer · Apr 27, 2022 · 4a85c7f · 4a85c7f
1 parent 8582dd6
commit 4a85c7f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/mixins/template-stamp.js b/lib/mixins/template-stamp.js
@@ -301,7 +301,7 @@ export const TemplateStamp = dedupingMixin(
         templateInfo.nestedTemplate = Boolean(outerTemplateInfo);
         templateInfo.stripWhiteSpace =
           (outerTemplateInfo && outerTemplateInfo.stripWhiteSpace) ||
-          template.hasAttribute('strip-whitespace');
+          (template.hasAttribute && template.hasAttribute('strip-whitespace'));
          // TODO(rictic): fix typing
          this._parseTemplateContent(
              template, templateInfo, /** @type {?} */ ({parent: null}));